PASCO PS-3228 User manual

#*#*%++(#%(#+,-*%++(#%(#+,-*'+(*'+(*

(-,,")*(-,,")*(-,(-,
'30*4=070>>&:47!:4>?@=0&09>:=80,>@=0>?30B,?0=.:9?09?:1>:47
,9/=0;:=?>4?49@94?>:1A:7@80?=4.B,?0=.:9?09?)*;0=.09?,20
'30>09>:=.:9>4>?>:1?30*4=070>>&:47!:4>?@=0&09>:=-:C,9/?30
&:47!:4>?@=0&09>:=$=:-0
*3,?>K9.7@/0/*3,?>K9.7@/0/
G *4=070>>&:47!:4>?@=0&09>:=:C
G &:47!:4>?@=0&09>:=$=:-0
G (&,-70
%0<@4=0/K?08>%0<@4=0/K?08>
G ,?,:770.?4:9&:1?B,=0,?,:770.?4:9&:1?B,=0
'34>;=:/@.?=0<@4=0>$&#>:1?B,=01:=/,?,.:770.?4:9,9/
,9,7D>4>4?30=&$%A@0:=$&#,;>?:90.,9-0@>0/
**,'&+' -',#('+,'&+' -',#('+
123-456
1
4
3
2
5
6
7
0A4.0K0A4.0K
(>0?:4/09?41D?30>09>:=B309.:990.?492@>4927@0?::?3
1
7@0?::?3&?,?@> 423?7@0?::?3&?,?@> 423?
K9/4.,?0>?30>?,?@>:1?307@0?::?3.:990.?4:9
 
%0/-7496 %0,/D?:;,4=
=009-7496 $,4=0/
+077:B-7496 %08:?07D7:22492/,?,
2
(&$:=?(&$:=?
(>0B4?3?30(&.,-70?:.:990.??:,(&B,77.3,=20=?:
.3,=20?30-,??0=D,9,7>:-0@>0/?:>09/80,>@=0809?/,?,
?:>:1?B,=0B309.:990.?0/?:,(&;:=?:1,.:8;@?0=:=
8:-470/0A4.04#&/0A4.0>9:?>@;;:=?0/
3
$:B0=@??:9$:B0=@??:9
$=0>>,9/3:7/1:=:90>0.:9/?:?@=9?30>09>:=:9:=:J
4
,??0=D&?,?@> 423?,??0=D&?,?@> 423?
K9/4.,?0>?30-,??0=D70A07,9/.3,=2492>?,?@>
 
%0/-7496 :B-,??0=D70A07
=009>:74/ @77D.3,=20/
+077:B>:74/ 3,=2492
5
'3=0,/0/:70'3=0,/0/:70
(>01:=8:@9?492?30>09>:=>@.3,>?:,8:@9?492=:/..0;?>
F>.=0B>
6
&:47!:4>?@=0$=:-0$:=?&:47!:4>?@=0$=:-0$:=?
(>01:=.:990.?492?30>:478:4>?@=0;=:-0?:?30>09>:=-:C
490@;?30,==:B:9?30-,.6:1?30>09>:=-:CB4?3?30,==:B
:9?30;7@2?:.:990.??30;7@249?30.:==0.?/4=0.?4:9
7
Product Guide
012-16585A
Wireless Soil Moisture Sensor | 1

,,#'!+,*,,#'!+,*,,
01:=0@>492?34>/0A4.049?30.7,>>=::8D:@900/?:.3,=20?30
-,??0=D49>?,77/,?,.:770.?4:9>:1?B,=0,9/.30.61:=,H=8B,=0
@;/,?0
"*"*!,",,*!,",,*11
'30 *4=070>>&:47!:4>?@=0&09>:= .:9?,49>,=0.3,=20,-70-,??0=D
?3,?7,>?>,909?4=0>.3::7/,DB3091@77D.3,=20/3,=20?30-,??0=D
-01:=0@>492?30 *4=070>>&:47!:4>?@=0&09>:= 1:=?30H=>??480>49.0
4?4>9:?>34;;0/B4?3,1@77.3,=20
':.3,=20?30-,??0=D.:990.??30>09>:=?:,(&B,77.3,=20=:=
;:B0=0/(&;:=?@>492?30(&.,-70'30-,??0=D>?,?@>7423?B477-0
>:74/D077:BB3470?30-,??0=D4>.3,=2492'307423?B477.3,920?:>:74/
2=009B309?30-,??0=D4>1@77D.3,=20/
'+,%%(*-),,(%%,#('+( ,/*'+,%%(*-),,(%%,#('+( ,/*
'307,?0>?@;/,?0:1$&#,;>?:90:=&$%A@04>=0<@4=0/?:@>0
?30 *4=070>>&:47!:4>?@=0&09>:=:B97:,/,9/49>?,77?30>:1?B,=0
1=:8?30$&#B0->4?030.641,9@;/,?04>,A,47,-7041?30
>:1?B,=04>,7=0,/D49>?,770/
.-.-
*49/:B>,9/!,.:8;@?0=>*49/:B>,9/!,.:8;@?0=>
:B97:,/:?: ;,>.:.:8>;,=6A@0;,>.:.:8>;,=6A@0 ?309.74.6 :B97:,/>:B97:,/>
(;/,?074.6 ?309>070.? 30.61:=(;/,?0>30.61:=(;/,?0>
!:-4700A4.0>,9/3=:80-::6>!:-4700A4.0>,9/3=:80-::6>
&0,=.31:=&$%A@049D:@=/0A4.0>,;;>?:=0&$%A@0B477
,@?:8,?4.,77D49>?,771@?@=0@;/,?0>
)+,)+,('('
*49/:B>,9/!,.:8;@?0=>*49/:B>,9/!,.:8;@?0=>
:B97:,/:?: ;,>.:.:8.,;>?:90;,>.:.:8.,;>?:90 ?309.74.6 :B97:,/>:B97:,/>
(;/,?074.6 07;07; ?309>070.? 30.61:=@;/,?0>30.61:=@;/,?0>
"$ (*2*&/*"$ (*2*&/*-),-),
(;/,?0?30>09>:=H=8B,=0?:,..0>>?307,?0>?10,?@=0>,9/-@2
HC0>&09>:=H=8B,=04>49>?,770/@>492&$%A@0:=$&#
,;>?:90:990.??30>09>:=?:&$%A@0:=$&#,;>?:90?:
.30.61:=,H=8B,=0@;/,?0
.-.-
 '@=9:9?30 *4=070>>&:47!:4>?@=0&09>:=
 #;09&$%A@0?309.74.6&09>:=,?,
 &070.??30>09>:=?3,?8,?.30>?30/0A4.0K
 K1,9:?4H.,?4:9,;;0,=>.74.6 +0>+0> ?:@;/,?0?30H=8B,=0K1,
9:?4H.,?4:9/:0>9:?,;;0,=?30H=8B,=04>@;?:/,?0
)+,)+,('('
 '@=9:9?30 *4=070>>&:47!:4>?@=0&09>:=
 #;09,;>?:90?309.74.6,=/B,=0&0?@;
 &070.??30>09>:=?3,?8,?.30>?30/0A4.0K
 K1,9:?4H.,?4:9,;;0,=>.74.6 +0>+0> ?:@;/,?0?30H=8B,=0K1,
9:?4H.,?4:9/:0>9:?,;;0,=?30H=8B,=04>@;?:/,?0
+#'!,"+'+(*+#'!,"+'+(*
('',,")*('',,")*(,(,(,"+'+(*(,"+'+(*
'30;7@2:9?30>:478:4>?@=0;=:-0.:990.?>?:?30;:=?:9?30
>09>:=-:C49,>;0.4H./4=0.?4:9 490@;?30,==:B>:9?301=:9?:1
?30>09>:=-:CB4?3?30,==:B>:9?30;7@2?:.:990.??30;7@249?30
.:==0.?/4=0.?4:942@=042@=0 
":?0 K1D:@,=09:?20??492,9D=0>;:9>01=:8?30>09>:=B3470
=0.:=/492/,?,8,60>@=0?3,??30;=:-0;7@24>H=87D.:990.?0/
?:?30>09>:=
#!-*  "**(/(',")%-!%#'-)/#,","**(/(',"+'+(*(0
'+,%%,")*'+,%%,")*(#'+(#%(#'+(#%
*30949>?,77492?30;=:-04?4>-0>??:8,C484E0.:9?,.?-0?B009?30
;=:-0,9/?30>:479D,4=2,;>:=0C.0>>4A0>:47.:8;,.?4:9,=:@9/
?30;=:-0.,9,J0.??30=0,/492>
":?0 '30>09>:=-:C4>9:?B,?0=;=::1&0,7?30>09>:=-:C
,9/?30;=:-0;7@249>4/0:1,B,?0=;=::1-,2B309?,6492
80,>@=0809?>49B0?09A4=:9809?>00;?30>09>:=-:C:J?30
2=:@9/
 42,9,==:B49.37:92?=09.349?30>:47?:,/0>4=0//0;?3
 $7,.0?30;=:-049?:?30?=09.33:=4E:9?,77DB4?3?30I,?>4E0
;0=;09/4.@7,=?:?30>:47>@=1,.042@=042@=0 
":?0 0.,=01@7B30949>0=?492?30;=:-049?:/09>0>:47
'30;=:-0B477-=0,6410C.0>>4A0>4/0B,D>1:=.04>@>0/B309
;@>34924?49:9:?;@77?30;=:-0:@?-D?30.,-70B309
=08:A492?30;=:-01=:8>:47
 :A0=?3009?4=0;=:-0B4?3>:47',8;/:B9?30>:47,7:92?30
;=:-0B4?3D:@=H920=>?:8,?.3?30.:8;,.?4:9:1?30
>@==:@9/492>:47
'4; '::-?,49?308:>?,..@=,?080,>@=0809?:1>:47
8:4>?@=0=0;0,??34>>?0;>0A0=,7?480>%0.:=/,90B
80,>@=0809?0,.3?480,9/H9/?30,A0=,20?30
80,>@=0809?>
#!-*  (#%&(#+,-*)*(#'+,%%#'+(#%
2 | Wireless Soil Moisture Sensor

(#%&(#+,-*(#%&(#+,-*&+-*&+-*&',+&',+
'30>09>:=80,>@=0>>:478:4>?@=049@94?>:1A:7@80?=4.B,?0=
.:9?09?)*;0=.09?,20):7@80?=4.B,?0=.:9?09?4>?30=,?4::1
B,?0=A:7@80;0=@94?:1>:47A:7@80
=D>:47.:9>4>?>:1>:74/8,?0=4,7,9/,4=;:.60?>:9>4/0=,>:47
>,8;70B4?3,A:7@80?=4.=,?4::1>:74/8,?0=4,7,9/,4=
;:.60?>>B,?0=09?0=>?30>:47?30,4=;:.60?>-0249?:H77B4?3
B,?0=>,8;7080,>@=492)*B:@7/-0>:74/8,?0=4,7
,4=;:.60?>,9/B,?0='30>:474>>,?@=,?0/B309,77?30,4=
>;,.0>,=0H770/B4?3B,?0=K9?34>0C,8;70?308,C48@8A:7@80?=4.
B,?0=.:9?09?B:@7/-0
'30>09>:=;=:A4/0>)*80,>@=0809?>1:=?3=00?D;0>:1>:47
G 7,D7,D
(>0?34>80,>@=0809?1:=>:47?3,?4>>8::?3?:?30?:@.3,9/
0,>47D.:8;,.?0/'34>?D;0:1>:47B477-0>?4.6D,9/.7@8;
?:20?30=B309B0?-@?.=,.6,>4?/=40>
G &,9/&,9/
(>0?34>80,>@=0809?1:=>:47.:9>4>?492:1.:,=>0,9/2=4??D
;,=?4.70>
G :,8:,8
(>0?34>80,>@=0809?1:=>:47.:9>4>?492:1,84C?@=0:1>,9/.7,D
,9/>47? :,84>:1?09342349/,=6.:8;:>?0/8,?0=4,7,9/1:@9/
498:>?.:880=.4,72,=/09>:47>
('',,"+'+(*,('',,"+'+(*,(+( ,/*(+( ,/*
:990.??30>09>:=?:&$%A@0:=$&#,;>?:90?:.:770.?/,?,
.-.-
 '@=9:9?30 *4=070>>&:47!:4>?@=0&09>:=
 #;09&$%A@0?309.74.6 &09>:=,?, 
 :990.??30 *4=070>>&:47!:4>?@=0&09>:= ?:&$%A@0
◦(&:990.??30 *4=070>>&:47!:4>?@=0&09>:= ?:D:@=/0A4.0
@>492?30(&.,-70
":?0 (&4>9:?>@;;:=?0/1:=4#&/0A4.0>
◦7@0?::?3&070.??30 *4=070>>&:47!:4>?@=0&09>:= ?3,?
8,?.30>4?>/0A4.0K
 &070.? ?3080,>@=0809?>D:@B,9??:/4>;7,D
 &070.?,'08;7,?0?:/4>;7,DD:@=/,?,
 74.6 &?,=? ?:-0249/,?,.:770.?4:9
)+,)+,('('
 '@=9:9?30 *4=070>>&:47!:4>?@=0&09>:=
 #;09,;>?:90?309.74.6 ,=/B,=0&0?@; 
 :990.??30 *4=070>>&:47!:4>?@=0&09>:=
◦(&:990.??30 *4=070>>&:47!:4>?@=0&09>:= ?:D:@=
.:8;@?492/0A4.0@>492?30(&.,-70
◦7@0?::?3&070.??30 *4=070>>&:47!:4>?@=0&09>:= ?3,?
8,?.30>4?>/0A4.0K
 74.6 ,?,&@88,=D ?309.74.6,9//=,2,80,>@=0809??:,
/4>;7,D>@.3,>,=,;3 
 74.6 %0.:=/ ?:-0249/,?,.:770.?4:9
#,#('%*#,#('%*+(-*+(-*++
( ,/*( ,/*"%)"%)
//4?4:9,7491:=8,?4:9:93:B?:@>0?30 *4=070>>&:47!:4>?@=0
&09>:= B4?3&$%A@0,9/,;>?:90.,9-01:@9/49?30&$%A@0
,9/$&# ,;>?:90 07;'30307;.,9-0,..0>>0/B4?349?30
>:1?B,=0:=:97490
.-.-
&:1?B,=074.6 ?309>070.? 07;07;
#97490 ;,>.:.:8307;>;,=6A@0;,>.:.:8307;>;,=6A@0
)+,)+,('('
&:1?B,=0K9?30809@-,=.74.6 07;07; ?309>070.?
$&#$&# ,;>?:90,;>?:90 07;07;
#97490 ;,>.:.:8307;.,;>?:90;,>.:.:8307;.,;>?:90
**(-,#' (*&,#('(-,#' (*&,#('
)4>4??30;=:/@.?B0-;,20,?
;,>.:.:8;=:/@.?$&;,>.:.:8;=:/@.?$& 1:=,//4?4:9,7
491:=8,?4:949.7@/492
G &;0.4H.,?4:9>
G @D492@4/0
G C;0=4809?>
G :.@809?>
"'#%-))(*"'#%-))(*,,
"00/8:=0307;#@=69:B70/20,-70,9/1=409/7D'0.394.,7&@;;:=?
>?,J4>=0,/D?:;=:A4/0,>>4>?,9.0B4?3?34>:=,9D:?30=$&#
;=:/@.?
$3:90(& #;?4:9
$3:90K9?0=9,?4:9,7 
#97490 ;,>.:.:8>@;;:=?;,>.:.:8>@;;:=?
Wireless Soil Moisture Sensor | 3

!-%,!-%,(*(*1#' (*&,#('1#' (*&,#('
****',1',1()()1*#!",'1*#!",'**&*$+&*$+
484?0/*,==,9?D484?0/*,==,9?D
:=,/0>.=4;?4:9:1?30;=:/@.?B,==,9?D>00?30*,==,9?D,9/%0?@=9>;,20,?
BBB;,>.:.:8702,7BBB;,>.:.:8702,7
:;D=423?:;D=423?
'34>/:.@809?4>.:;D=423?0/B4?3,77=423?>=0>0=A0/$0=84>>4:94>2=,9?0/?:9:9;=:H?
0/@.,?4:9,749>?4?@?4:9>1:==0;=:/@.?4:9:1,9D;,=?:1?34>8,9@,7;=:A4/492?30
=0;=:/@.?4:9>,=0@>0/:97D49?304=7,-:=,?:=40>,9/.7,>>=::8>,9/,=09:?>:7/1:=;=:H?
%0;=:/@.?4:9@9/0=,9D:?30=.4=.@8>?,9.0>B4?3:@??30B=4??09.:9>09?:1$&#
>.409?4H.4>;=:34-4?0/
'=,/08,=6>'=,/08,=6>
$&#,9/$&#>.409?4H.,=0?=,/08,=6>:==024>?0=0/?=,/08,=6>:1$&#>.409?4H.49
?30(94?0/&?,?0>,9/:=49:?30=.:@9?=40>77:?30=-=,9/>;=:/@.?>:=>0=A4.09,80>,=0
:=8,D-0?=,/08,=6>:=>0=A4.08,=6>:1,9/,=0@>0/?:4/09?41D;=:/@.?>:=>0=A4.0>:1
?304==0>;0.?4A0:B90=>:=8:=0491:=8,?4:9A4>4? BBB;,>.:.:8702,7BBB;,>.:.:8702,7
**(-,'( %#(-,'( %# #+)(+%#'+,*-,#('+#+)(+%#'+,*-,#('+
'34>070.?=:94.;=:/@.?4>>@-50.??:/4>;:>,7,9/=0.D.7492=02@7,?4:9>?3,?A,=D-D
.:@9?=D,9/=024:9K?4>D:@==0>;:9>4-474?D?:=0.D.70D:@=070.?=:94.0<@4;809?;0=
D:@=7:.,709A4=:9809?,77,B>,9/=02@7,?4:9>?:09>@=0?3,?4?B477-0=0.D.70/49,
8,990=?3,?;=:?0.?>3@8,930,7?3,9/?3009A4=:9809?':H9/:@?B30=0D:@.,9
/=:;:JD:@=B,>?00<@4;809?1:==0.D.7492;70,>0.:9?,.?D:@=7:.,7B,>?0=0.D.70
:=/4>;:>,7>0=A4.0:=?30;7,.0B30=0D:@;@=.3,>0/?30;=:/@.?
'30@=:;0,9(94:9**,>?070.?=:94.,9/70.?=4.,7<@4;809?>D8-:7:9?30
;=:/@.?:=4?>;,.6,249249/4.,?0>?3,??34>;=:/@.?8@>?9:?-0/4>;:>0/:149,>?,9/,=/
B,>?0.:9?,490=
,,*,,*1#+)(+%#'+,*-,#('+1#+)(+%#'+,*-,#('+
,??0=40>.:9?,49.3084.,7>?3,?41=070,>0/8,D,J0.??3009A4=:9809?,9/3@8,9
30,7?3,??0=40>>3:@7/-0.:770.?0/>0;,=,?07D1:==0.D.7492,9/=0.D.70/,?,7:.,7
3,E,=/:@>8,?0=4,7/4>;:>,77:.,?4:9,/30=492?:D:@=.:@9?=D,9/7:.,72:A0=9809?
=02@7,?4:9>':H9/:@?B30=0D:@.,9/=:;:JD:@=B,>?0-,??0=D1:==0.D.7492
;70,>0.:9?,.?D:@=7:.,7B,>?0/4>;:>,7>0=A4.0:=?30;=:/@.?=0;=0>09?,?4A0'30
-,??0=D@>0/49?34>;=:/@.?4>8,=60/B4?3?30@=:;0,9(94:9>D8-:71:=B,>?0-,??0=40>?:
49/4.,?0?30900/1:=?30>0;,=,?0.:770.?4:9,9/=0.D.7492:1-,??0=40>
+,,&',+,,&',
'34>/0A4.0.:8;740>B4?3;,=?:1?30%@70>#;0=,?4:94>>@-50.??:?301:77:B492?B:
.:9/4?4:9>'34>/0A4.08,D9:?.,@>03,=81@749?0=10=09.0,9/?34>/0A4.08@>?
,..0;?,9D49?0=10=09.0=0.04A0/49.7@/49249?0=10=09.0?3,?8,D.,@>0@9/0>4=0/:;0=,?4:9
+,,&',+,,&',
'34>/0A4.03,>-009?0>?0/,9/1:@9/?:.:8;7DB4?3?300>>09?4,7=0<@4=0809?>,9/:?30=
=070A,9?;=:A4>4:9>:1?30,;;74.,-70(4=0.?4A0>
4 | Wireless Soil Moisture Sensor